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Finding the Fourth Proportional to 400,272.90, 600,357.51 and 150,922.50

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Solution

The fourth proportional to 400,272.90, 600,357.51 and 150,922.50 is: 226,364.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,272.90 : 600,357.51 = 150,922.50 : x
  2. Step 2: Convert to fraction form
    400,272.90/600,357.51 = 150,922.50/x
  3. Step 3: Cross multiply
    400,272.90x = 600,357.51 × 150,922.50
  4. Step 4: Simplify right side
    400,272.90x = 90,607,456,302.98
  5. Step 5: Solve for x
    x = 90,607,456,302.98/400,272.90
  6. Step 6: Final answer
    x = 226,364.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.